package com.haier.cloudremote.util;

import java.io.InputStream;

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;

public class FileUtil {

	/**
	 * 以最省内存的方式读取本地资源的图片
	 * @param context
	 * @param resId
	 * @return
	 */  
	public static Bitmap readBitMap(Context context, int resId){
		BitmapFactory.Options opt = new BitmapFactory.Options(); 
		opt.inPreferredConfig = Bitmap.Config.RGB_565;
		opt.inPurgeable = true;
		opt.inInputShareable = true; 
		//获取资源图片 
		InputStream is = context.getResources().openRawResource(resId);
		return BitmapFactory.decodeStream(is,null,opt);
	}
	
}
